Patents by Inventor Yung-Chieh Chen
Yung-Chieh Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20120066655Abstract: An electronic device and method for inspecting electrical rules of circuit boards includes selecting at least two design files that record electrical rules of the circuit boards and searching the electrical rules in the selected design files using preset parameter keywords. Same electrical rules of the selected design files are acquired by comparing the electrical rules in the selected design files. The same electrical rules and corresponding parameter values are input to a comparison table, and the comparison table is output.Type: ApplicationFiled: December 13, 2010Publication date: March 15, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: YUNG-CHIEH CHEN, HSIEN-CHUAN LIANG, SHIN-TING YEN, SHEN-CHUN LI, SHOU-KUO HSU
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Publication number: 20120048610Abstract: A printed circuit board (PCB) includes two layers, two signal transmission traces, and a vertical interconnect access (via). The signal transmission traces are respectively arranged on the layers. The signal transmission traces are electrically connected to each other through the via. A centerline of the via with a vertical line of the layers form an acute angle ?, the angle ? is less than cos?1[(Lv2?Lt2)/(Lv2+Lt2)]. Wherein Lt is loss of the two signal transmitting traces in a unit length, and Lv is loss of the via in a unit length.Type: ApplicationFiled: September 3, 2010Publication date: March 1, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: SHOU-KUO HSU, YUNG-CHIEH CHEN, HSIEN-CHUAN LIANG, WEN-LAING TSENG, SHEN-CHUN LI, CHIA-NAN PAI
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Patent number: 8124884Abstract: A printed circuit board (PCB) includes a positive differential signal line including first and second segments, a negative differential signal line including third and fourth segments, first and second connecting elements soldered on opposite surfaces of the PCB. The first segment and the fourth segment are located in a first straight line which has a first permittivity. The third segment and the second segment are located in a second straight line which has a second permittivity different from the first permittivity. The first connecting element is connected between the first segment and the second segment. The second connecting element is connected between the third segment and the fourth segment.Type: GrantFiled: January 25, 2010Date of Patent: February 28, 2012Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Yung-Chieh Chen, Cheng-Hsien Lee, Shou-Kuo Hsu
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Publication number: 20120032385Abstract: A clamping mechanism for holding a workpiece includes an end executor, a driving member, and a contact member detachably mounted on the end executor. The end executor includes a plurality of claws arranged in matrix. The contact member includes a mounting board and a plurality of contact sleeves corresponding to the claws. The driving member is capable of driving the mounting board, moving the contact sleeves to extend the claws, and hold the workpiece.Type: ApplicationFiled: December 30, 2010Publication date: February 9, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: SHEN-CHUN LI, HSIEN-CHUAN LIANG, WEN-LAING TSENG, YUNG-CHIEH CHEN, YU-CHANG PAI, SHOU-KUO HSU
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Publication number: 20120016620Abstract: A system and method for testing objects using a mechanical arm includes establishing coordinate system based on a work area of the mechanical arm, and obtaining test parameters from a storage system. The method further includes controlling the mechanical arm to get an object and position the object to the position of a test platform according to the test parameters, controlling the mechanical arm to get test tool from a tool shelf and position the test tool to a position of test point on the object to test the object according to the test parameters. The method also includes controlling the mechanical arm to get the object from the test platform and position the object to the location reserved for the object according to the test parameters.Type: ApplicationFiled: December 24, 2010Publication date: January 19, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: SHEN-CHUN LI, HSIEN-CHUAN LIANG, WEN-LAING TSENG, YUNG-CHIEH CHEN, YU-CHANG PAI, SHOU-KUO HSU
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Patent number: 8085058Abstract: An apparatus for adjusting a differential probe includes a regulator arranged therein capable of adjusting a distance between two tips of the probe. The probe is supported on the apparatus. The apparatus includes a rotatable shaft and a rotatable disk. The rotatable shaft engages with the regulator of the probe. The rotatable disk is mounted surrounding the rotatable shaft and rotatable together with the rotatable shaft. An angular ruler or a radian ruler is described on an outer surface of the rotatable disk to indicate a rotation angle or a rotation radian of the rotatable shaft, therefore the distance between the two tips of the probe are accurately adjusted.Type: GrantFiled: November 25, 2009Date of Patent: December 27, 2011Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Hsien-Chuan Liang, Shen-Chun Li, Shou-Kuo Hsu, Yung-Chieh Chen
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Patent number: 8079139Abstract: A method for producing an electro-thermal separation type light emitting diode support structure is provided. One of the embodiments for the support structure has at least two heat dissipation bases and at least two conductive supports which are coupled by a heat dissipation plate and a support plate. Another embodiment for the support structure has at least two heat dissipation bases and at least two conductive supports which are formed by a thick-thin plate. The light emitting diode chips of different types can be configured on the heat dissipation bases of these designs, respectively. Therefore, the invention achieves the goal of using different types of light emitting diode chips at the same time.Type: GrantFiled: August 27, 2010Date of Patent: December 20, 2011Assignee: I-Chiun Precision Industry Co., Ltd.Inventors: Shih Chieh Lin, Li Min Chen, Yung Chieh Chen
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Patent number: 8081008Abstract: A method for testing a characteristic impedance of an electronic component includes sending a positioning command to a control computer through a switch, so as to drive a probe holder of a mechanical arm to position probes of a time domain reflectometer (TDR) on a position of the electronic component. The method further receives measured data collected by the TDR, and compares the measured data with preset standard values to determine if the measured data is acceptable.Type: GrantFiled: October 26, 2009Date of Patent: December 20, 2011Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Hsien-Chuan Liang, Shen-Chun Li, Yung-Chieh Chen, Shou-Kuo Hsu
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Publication number: 20110284279Abstract: A printed circuit board includes a signal layer, a dielectric layer, and a reference layer. The signal layer includes a pair of differential signal lines. The dielectric layer is sandwiched between the signal layer and the reference layer. A first void is defined in the reference layer between projections of the pair of differential signal lines. Two second voids are defined in the reference layer at opposite sides of the projections of the pair of differential signal lines.Type: ApplicationFiled: May 31, 2010Publication date: November 24, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: YING-TSO LAI, YUNG-CHIEH CHEN, CHUN-JEN CHEN, WEI-CHIEH CHOU
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Publication number: 20110271025Abstract: A computer motherboard includes a printed circuit board which includes a central processing unit (CPU) socket and a group of memory slots. The group of memory slots includes an in-line type memory slot and a surface mounted device (SMD) type memory slot. The in-line type memory slot includes a number of plated through holes. The SMD type memory slot is set between the in-line type memory slot and the CPU socket. The through holes of the in-line type memory slot are connected to the CPU socket through traces, pads of the SMD type memory slot are connected to corresponding through holes of the in-line type memory slot having the same pin definition.Type: ApplicationFiled: June 28, 2010Publication date: November 3, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: YUNG-CHIEH CHEN, CHENG-HSIEN LEE, SHOU-KUO HSU, SHEN-CHUN LI, HSIEN-CHUAN LIANG, SHIN-TING YEN
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Publication number: 20110235956Abstract: A bearing includes a main body, a plurality of first magnetic members, a plurality of second magnetic members, and a plurality of friction members. The main body defines a pivot hole, and a plurality of first receiving portions and a plurality of second receiving portions around the pivot hole. Each of the second receiving portions defines a cutout. The first magnetic members are received in the first receiving portions. The second magnetic members together with the friction members are received in the second receiving portions, thus generating a repelling force between the first magnetic members and the second magnetic members to impel the friction members to partially extend out of the cutouts.Type: ApplicationFiled: June 24, 2010Publication date: September 29, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: SHEN-CHUN LI, SHOU-KUO HSU, YUNG-CHIEH CHEN, HSIEN-CHUAN LIANG, SHIN-TING YEN, HUNG CHAO
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Patent number: 8018296Abstract: A printed circuit board includes a plurality of differential pairs arranged thereon side-by-side. Each differential pair includes two transmission lines. Each transmission line includes a plurality of sections of equal length. Every two adjacent sections in each transmission line meet at an angle, and all angles are equal. The length of each section is determined by dividing the distance between two corresponding angles of the two transmission lines of each differential pair by the cosine of half of the angle.Type: GrantFiled: September 5, 2008Date of Patent: September 13, 2011Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Cheng-Shien Li, Yung-Chieh Chen, Shou-Kuo Hsu
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Publication number: 20110214099Abstract: In a method and system for automatically generating a circuit diagram for a wiring design of a circuit board, a preset output format of wiring attributes of the wiring design for the circuit board is received. A board file is created. Initial parameters of the wiring design for the circuit board are preset. The wiring attributes of the wiring design are determined by simulating and analyzing the wiring design, and be backed up into a document. The wiring attributes are imported into the board file according to the preset output format. A circuit diagram is generated according to the wiring design and the initial parameters, and is adjusted using the wiring attributes in the board file.Type: ApplicationFiled: September 17, 2010Publication date: September 1, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: YUNG-CHIEH CHEN, SHOU-KUO HSU
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Publication number: 20110192246Abstract: A robot arm includes a circular rack, an elongated first mounting member attached to the rack, and a second mounting member attached to the first mounting member. The first mounting member extends in a radius direction of the rack and moves in a circular trace along the rack. The second mounting member slides relative to the first mounting member along the radius direction, thereby defining a polar coordinate system in a plane defined by the rack to allow the second mounting member to flexibly locate at any desired positions in the plane.Type: ApplicationFiled: March 23, 2010Publication date: August 11, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Shen-Chun Li, Shou-Kuo Hsu, Yung-Chieh Chen, Hsien-Chuan Liang
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Publication number: 20110168437Abstract: A printed circuit board (PCB) includes a positive differential signal line including first and second segments, a negative differential signal line including third and fourth segments, first and second connecting elements soldered on opposite surfaces of the PCB. The first segment and the fourth segment are located in a first straight line which has a first permittivity. The third segment and the second segment are located in a second straight line which has a second permittivity different from the first permittivity. The first connecting element is connected between the first segment and the second segment. The second connecting element is connected between the third segment and the fourth segment.Type: ApplicationFiled: January 25, 2010Publication date: July 14, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: YUNG-CHIEH CHEN, CHENG-HSIEN LEE, SHOU-KUO HSU
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Publication number: 20110161026Abstract: A system and method uses a measurement control device and a measurement machine to measure pin voltages of electronic components installed in an electronic device. The measurement control device controls a mechanical arm of the measurement machine to move to the pins of the electronic components according to coordinates of the pins. A voltage probe installed on the end of the mechanical arm can measure voltages of the pins automatically.Type: ApplicationFiled: April 5, 2010Publication date: June 30, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: HSIEN-CHUAN LIANG, SHEN-CHUN LI, WEN-LAING TSENG, YUNG-CHIEH CHEN, SHOU-KUO HSU
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Publication number: 20110140332Abstract: A testing apparatus is for testing products on an assembly line and includes a worktable, a positioning device, and a testing member. The worktable includes a number of wheels pivotably attached to a bottom thereof, and a number of retractable feet attached to the bottom thereof. The positioning device is attached to the worktable and includes a number of clamping members to position a product to be test. The testing member is attached to the worktable and operated by a control box to move a robot arm with a testing head to test the product.Type: ApplicationFiled: February 4, 2010Publication date: June 16, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: SHEN-CHUN LI, SHOU-KUO HSU, YUNG-CHIEH CHEN, HSIEN-CHUAN LIANG
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Publication number: 20110114379Abstract: A printed circuit board can support different connectors by selectively setting connection components on the printed circuit board without changing wiring of transmission lines or making new vias in the printed circuit board.Type: ApplicationFiled: December 8, 2009Publication date: May 19, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: YUNG-CHIEH CHEN, CHENG-HSIEN LEE, SHOU-KUO HSU, SHEN-CHUN LI, HSIEN-CHUAN LIANG, SHIN-TING YEN
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Patent number: 7942305Abstract: A soldering apparatus includes a base body, an actuator connected to the base body, and a pair of soldering arms connected to the actuator, each of the pair of soldering arms including a heating member and a soldering tip thermally coupled to the heating member. The pair of soldering arms is moveable and the actuator is controllable to move one soldering arm relative to the other soldering arm.Type: GrantFiled: June 24, 2010Date of Patent: May 17, 2011Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Shen-Chun Li, Shou-Kuo Hsu, Yung-Chieh Chen, Hsien-Chuan Liang
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Publication number: 20110106481Abstract: A system and method for checking a ground via of control chips of a printed circuit board (PCB) provides a graphical user interface (GUI) displaying a layout of the PCB. The control chip has a plurality of ground pins. The computer searches for signal path routing of each ground pin and ground vias along each signal path routing of each ground pin. If there are any ground vias having the same absolute coordinates, the computer determines that the ground vias are shared by more than one ground pin.Type: ApplicationFiled: February 5, 2010Publication date: May 5, 2011Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: HSIEN-CHUAN LIANG, SHEN-CHUN LI, CHUN-JEN CHEN, SHOU-KUO HSU, YUNG-CHIEH CHEN, WEN-LAING TSENG